20131121458

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{457}}^1\times {\mathrm{108499}}^1$

素因数の和:108994

約数の個数: 32

約数和(自身を含む): 35778960000

約数和(自身を除く): 15647838542

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 457, 914, 3199, 6398, 13253, 26506, 92771, 108499, 185542, 216998, 759493, 1518986, 3146471, 6292942, 22025297, 44050594, 49584043, 99168086, 347088301, 694176602, 1437937247, 2875874494, 10065560729, 20131121458]

約数ペア:

[(1, 20131121458), (2, 10065560729), (7, 2875874494), (14, 1437937247), (29, 694176602), (58, 347088301), (203, 99168086), (406, 49584043), (457, 44050594), (914, 22025297), (3199, 6292942), (6398, 3146471), (13253, 1518986), (26506, 759493), (92771, 216998), (108499, 185542)]